320056113 has 16 divisors (see below), whose sum is σ = 459890816. Its totient is φ = 196819200.

The previous prime is 320056103. The next prime is 320056171. The reversal of 320056113 is 311650023.

It is not a de Polignac number, because 320056113 - 2⁹ = 320055601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320056113.

It is not an unprimeable number, because it can be changed into a prime (320056103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97881 + ... + 101097.

It is an arithmetic number, because the mean of its divisors is an integer number (28743176).

Almost surely, 2^320056113 is an apocalyptic number.

It is an amenable number.

320056113 is a deficient number, since it is larger than the sum of its proper divisors (139834703).

320056113 is a wasteful number, since it uses less digits than its factorization.

320056113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5784.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 320056113 is about 17890.1121572784. The cubic root of 320056113 is about 684.0303562842.

The spelling of 320056113 in words is "three hundred twenty million, fifty-six thousand, one hundred thirteen".